Linked Questions

2 votes
1 answer
5k views

Can't install Ubuntu 15.10 on virtualbox 5.0.0

As you can see in the gif picture I can't install Ubuntu on virtualbox. Whenever I move my mouse, the screen will change dramatically. Actually, I don't know what keyword should I use, if I want to ...
user465245's user avatar
0 votes
2 answers
4k views

No icons on main screen on VirtualBox

I've tried everything, I've uninstalled and reinstalled, I've tried adding guest additions, nothing is working. EDIT: I should also add I've been using this guide to getting VB set up: http://alexmk....
user133125's user avatar
0 votes
2 answers
914 views

I Accidentally deleted my /etc/sudoers file

I have no backup. I'm incredibly unknowledgeable, so if anyone could give a beginners guide to this issue that would be amazing this is the error that is displayed when using any sudo commands : sudo: ...
Nathan's user avatar
  • 1
0 votes
1 answer
4k views

Log into root directly [duplicate]

Quite a while back i'd worked briefly on Red Hat, and it had this option of booting into root directly, and not using the su command to change your access. I know that by default the root account is ...
Projjol's user avatar
  • 1,100
1 vote
2 answers
2k views

Stuck at boot screen: checking file system stage

I cant login to Ubuntu. The splash screen stuck after checking file system. I used "storage device manager" (pySdm) to mount drives at boot time and also changed some options in it (which I can't ...
aditya's user avatar
  • 25
2 votes
1 answer
850 views

Is it possible than my user disappears from sudo?

That happened after I managed to install Virtual Box. I found a part of the answer here : http://ubuntuforums.org/showthread.php?t=1376802. I added my user to another group and then lost my user to ...
Steve L's user avatar
  • 41
3 votes
1 answer
3k views

/etc/sudoers is owned by uid 33, should be 0 [duplicate]

when I try to use sudo -I command, I get this error: sudo: /etc/sudoers is owned by uid 33, should be 0 sudo: no valid sudoers sources found, quitting sudo: unable to initialize policy plugin so I ...
Matěj Bucek's user avatar
2 votes
1 answer
3k views

VM shows a black screen after login

I am trying to connect on my virtual machine, in order to work on Ubuntu 16.04. It allows me to log into the vagrant machine, but a black screen appears afterward and nothing happens. I didn’t do a ...
Eveleen's user avatar
  • 224
0 votes
1 answer
2k views

I messed up permissions in home folder I can not login

Some time ago I had this problem and I found a workaround by issuing following command sudo chmod 777 /dev/dri/card0 and leaving me with this bug. I have been struggling to fix it for a week. ...
kenn's user avatar
  • 5,154
0 votes
1 answer
2k views

Ubuntu 16.04 boots to purple screen after installing GeForce GTX 960 Drivers

I'm past my 3rd install now, willing to give 1 more try to install. Hardware Intel i5-6600k Msi z170a m7 Evga GeForce GTX 960 SSC GGDR5 PCI-E Samsung SM951 M.2 Pci-e Last guide tried: Getting ...
Ubby's user avatar
  • 1
1 vote
1 answer
1k views

How to move "home" to a separate partition in recovery mode? [duplicate]

I accidentally screwed my system so I only am able to boot in the repair mode. Anyway, I want to reinstall it (upgrade to 15.10, if that matters). So I want to save my "home" directory. I have access ...
Oskar K.'s user avatar
  • 295
0 votes
1 answer
1k views

No sudoers - what now?

I set up an administrator account for myself when I set up a new Ubuntu system. Somewhere along the line I did something wrong, and my account is now a standard account. I no longer have sudo ...
James Kuyper's user avatar
-4 votes
2 answers
1k views

Upgrade from 18.04 to 20.04 causing many failures

I upgraded Ubuntu 18.04 to 20.04 and now everything is broken. apt doesn't work.keep getting dpkg errors when trying to use it. cant install anything. nautilus and terminal doesn't work. lots of icons ...
hepl's user avatar
  • 27
0 votes
1 answer
1k views

Ubuntu 15.04 via virtualbox log in fails (using correct password).

New to Linux and Ubuntu and prior to making the permanent switch Ive installed the latest version of VirtualBox onto my windows 7 laptop to explore the OS and come accustom to it. Ive downloaded ...
Skin Back's user avatar
1 vote
1 answer
1k views

Ati driver with HD7470M laptop screen backlight not working

I need to install the ATI proprietary driver on my laptop (Asus K54HR) as I use it for gaming. My problem is, it doesn't matter what I try, I have always the same result black screen and I have to ...
LupusInFabula's user avatar

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